Washington, DC Government Contractors > By Category > NAICS 237 - Heavy and Civil Engineering Construction

Government Contractors in Washington, DC

Results for NAICS 237 - Heavy and Civil Engineering Construction

326 - 350 of 357 Company(ies)
URS GROUP, INC.
URS GROUP, INC. - Washington, DC
Industrial Building Construction, Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction, Power and Communication Line and Related Structures Construction, Highway, Street, and Bridge Construction
(206) 438-2001 2020 K Street Nw Suite 300 Hdq Cage William R. Smith Washington, DC 20006
RELUMINATI L.L.C
RELUMINATI L.L.C - Washington, DC
Power and Communication Line and Related Structures Construction, Engineering Services, Administrative Management and General Management Consulting Services, Marketing Consulting Services, Other Management Consulting Services
(415) 336-2329 528 F St Terrace Se Washington, DC 20003
URS GROUP, INC.
URS GROUP, INC. - Washington, DC
Industrial Building Construction, Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction, Power and Communication Line and Related Structures Construction, Highway, Street, and Bridge Construction
(206) 438-2001 2020 K Street, Ste 300 William R Smith Washington, DC 20006
DHA AMERICAN OPERATIONS, LLC
Power and Communication Line and Related Structures Construction, Electrical Contractors, General Warehousing and Storage, Wired Telecommunications Carriers, Computer Systems Design Services
(703) 621-2382 1101 Pennsylvania Ave Nw Ste 530 Washington, DC 20004
PERSEUS REALTY L.L.C.
PERSEUS REALTY L.L.C. - Washington, DC
New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), Commercial and Institutional Building Construction, Other Heavy and Civil Engineering Construction
(202) 741-1898 2099 Pennsylvania Ave Nw Ste 950 Washington, DC 20006
MERIDICAN
MERIDICAN - Washington, DC
Crude Petroleum and Natural Gas Extraction, Gold Ore Mining, Silver Ore Mining, Uranium-Radium-Vanadium Ore Mining, All Other Metal Ore Mining
(215) 963-1555 700 13th St Nw Ste 1100 Washington, DC 20005
AMERICAN TECHNOLOGY SPECIALISTS, LLC
Other Electric Power Generation, Sewage Treatment Facilities, Highway, Street, and Bridge Construction, Engineering Services, Other Scientific and Technical Consulting Services
(202) 280-6360 1455 Pennsylvania Ave Nw Ste 400 Washington, DC 20004
DISTRIBUTED SUN LLC
DISTRIBUTED SUN LLC - Washington, DC
Power and Communication Line and Related Structures Construction, Other Financial Vehicles, Other Activities Related to Real Estate, Administrative Management and General Management Consulting Services, Environmental Consulting Services
(202) 558-4415 1000 Vermont Ave Nw Ste 300 Washington, DC 20005
ACCESS FEDERAL BUSINESS, LLC
Other Electric Power Generation, Power and Communication Line and Related Structures Construction
(202) 986-7517 1719 Newton St Nw Washington, DC 20010
AR CONTRACTING LLC
AR CONTRACTING LLC - Washington, DC
New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), New Housing Operative Builders, Industrial Building Construction, Commercial and Institutional Building Construction
(202) 391-4828 675 E Street Nw Suite 340 Washington, DC 20004
Marcparc Valet Inc.
Marcparc Valet Inc. - Washington, DC
Highway, Street, and Bridge Construction, All Other Specialty Trade Contractors, Bus and Other Motor Vehicle Transit Systems, Interurban and Rural Bus Transportation, School and Employee Bus Transportation
202-464-2900 x6858 1233 20th St Nw Suite 104 Washington, DC 20036
AMERICAN SYSTEMS CORPORATION
Other Heavy and Civil Engineering Construction, Electrical Contractors, Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Other Communications Equipment Manufacturing, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use
(703) 968-5225 1201 M St Se Ste 110 Washington, DC 20003
DC LINE INC
DC LINE INC - Washington, DC
Highway, Street, and Bridge Construction
(202) 529-2383 2250 South Dakota Ave Ne Washington, DC 20018
VOLTA CONSULTING GROUP
VOLTA CONSULTING GROUP - Washington, DC
Power and Communication Line and Related Structures Construction, Heating Equipment (except Warm Air Furnaces) Manufacturing, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use, Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals, Administrative Management and General Management Consulting Services
(202) 489-3839 1741 T St Nw Washington, DC 20009
Aria Global - Arianna Hindukosh Inc.
Silver Ore Mining, All Other Metal Ore Mining, Support Activities for Metal Mining, Industrial Building Construction, Commercial and Institutional Building Construction
(202) 262-0028 1425 K St Nw Ste 350 Washington, DC 20005
NILE INC. OF WASHINGTON DC
New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), Residential Remodelers, Industrial Building Construction, Commercial and Institutional Building Construction
404-361-1133 x25 1731 7th St Nw Apt 302 Washington, DC 20001
HILL, JEFFERY
HILL, JEFFERY - Washington, DC
Highway, Street, and Bridge Construction
(202) 291-8610 1323 Buchanan St Nw Washington, DC 20011
TELESIS BALTIMORE CORPORATION
Land Subdivision
(718) 369-1675 1101 30th St Nw 4th Fl Washington, DC 20007
Capitalize Omran Llc
Capitalize Omran Llc - Washington, DC
Industrial Building Construction, Commercial and Institutional Building Construction, Power and Communication Line and Related Structures Construction, Highway, Street, and Bridge Construction, Other Heavy and Civil Engineering Construction
(202) 652-2336 1825 K St Nw 11th Fl Ste 1150 Washington, DC 20006
CH2M HILL, INC.
CH2M HILL, INC. - Washington, DC
Natural Gas Distribution, Water Supply and Irrigation Systems, Sewage Treatment Facilities, Water and Sewer Line and Related Structures Construction, Power and Communication Line and Related Structures Construction
(720) 286-2586 901 New York Ave Nw Ste 4000 Washington, DC 20001
RUMMEL, KLEPPER & KAHL, LLP
Support Activities for Oil and Gas Operations, Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction, Oil and Gas Pipeline and Related Structures Construction, Highway, Street, and Bridge Construction
(410) 728-2900 1250 Connecticut Ave Nw Ste 200 Washington, DC 20036
PARSONS BRINCKERHOFF, INC.
Commercial and Institutional Building Construction, Highway, Street, and Bridge Construction, Architectural Services, Landscape Architectural Services, Engineering Services
(703) 742-5746 1401 K St Nw Ste 701 Washington, DC 20005
HDR ENGINEERING INC.
HDR ENGINEERING INC. - Washington, DC
Commercial and Institutional Building Construction, Highway, Street, and Bridge Construction, Plumbing, Heating, and Air-Conditioning Contractors, All Other Specialty Trade Contractors, Architectural Services
(402) 399-1457 100 M Street Se Ste 305 Washington, DC 20003
WASHINGTON GAS LIGHT COMPANY
Natural Gas Distribution, Oil and Gas Pipeline and Related Structures Construction, Power and Communication Line and Related Structures Construction, Plumbing, Heating, and Air-Conditioning Contractors, Engineering Services
(703) 333-3933 101 Constitution Ave Nw Washington, DC 20001
2200 C STREET LLC
2200 C STREET LLC - Washington, DC
Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction, Oil and Gas Pipeline and Related Structures Construction, Power and Communication Line and Related Structures Construction, Other Heavy and Civil Engineering Construction
(202) 429-7597 2215 Constitution Av N W Washington, DC 20037